This device is attached to a mouthpiece, allowing you to practice with the same feel as playing a musical instrument. You can easily practice even in places where you can't carry your instrument. The shape is designed for ease of handling. Mouthpiece not included. For small bore instruments. There are some scratches, but there are no major scratches or dents that would interfere with use. Please refrain from comments asking for a price reduction. Immediate purchase is OK. If you are interested in used or new mouthpieces, please search for Net Brass. net-brass.com